PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8631767-5 1996 Studies performed to analyze levels of c-fos mRNA, a gene whose expression is modulated by redox state, demonstrated that only high, apoptotic concentrations of TGF-beta (2.5 ng/ml) produced an increase in the mRNA levels of this gene, the level of induction being similar to that found when cells were incubated in the presence of tert-butyl hydroperoxide. tert-Butylhydroperoxide 332-356 Fos proto-oncogene, AP-1 transcription factor subunit Homo sapiens 39-44